* @ingroup SpecialPage
*/
class SpecialPage {
- /**#@+
- * @access private
- */
- /**
- * The canonical name of this special page
- * Also used for the default <h1> heading, @see getDescription()
- */
- var $mName;
- /**
- * The local name of this special page
- */
- var $mLocalName;
- /**
- * Minimum user level required to access this page, or "" for anyone.
- * Also used to categorise the pages in Special:Specialpages
- */
- var $mRestriction;
- /**
- * Listed in Special:Specialpages?
- */
- var $mListed;
- /**
- * Function name called by the default execute()
- */
- var $mFunction;
- /**
- * File which needs to be included before the function above can be called
- */
- var $mFile;
- /**
- * Whether or not this special page is being included from an article
- */
- var $mIncluding;
- /**
- * Whether the special page can be included in an article
- */
- var $mIncludable;
- /**
- * Query parameters that can be passed through redirects
- */
- var $mAllowedRedirectParams = array();
- /**
- * Query parameteres added by redirects
- */
- var $mAddedRedirectParams = array();
+
+ // The canonical name of this special page
+ // Also used for the default <h1> heading, @see getDescription()
+ /*private*/ var $mName;
+
+ // The local name of this special page
+ private $mLocalName;
+
+ // Minimum user level required to access this page, or "" for anyone.
+ // Also used to categorise the pages in Special:Specialpages
+ private $mRestriction;
+
+ // Listed in Special:Specialpages?
+ private $mListed;
+
+ // Function name called by the default execute()
+ private $mFunction;
+
+ // File which needs to be included before the function above can be called
+ private $mFile;
+
+ // Whether or not this special page is being included from an article
+ protected $mIncluding;
+
+ // Whether the special page can be included in an article
+ protected $mIncludable;
+
/**
* Current request context
* @var RequestContext
* an associative record to $wgSpecialPages. This avoids autoloading SpecialPage.
*
* @param $page SpecialPage
- * @deprecated in 1.7, warnings in 1.17, might be removed in 1.20
+ * @deprecated since 1.7, warnings in 1.17, might be removed in 1.20
*/
static function addPage( &$page ) {
wfDeprecated( __METHOD__ );
*
* @param $page Mixed: SpecialPage or string
* @param $group String
+ * @return null
* @deprecated since 1.18 call SpecialPageFactory method directly
*/
static function setGroup( $page, $group ) {
}
/**
- * Add a page to a certain display group for Special:SpecialPages
+ * Get the group that the special page belongs in on Special:SpecialPage
*
* @param $page SpecialPage
+ * @return null
* @deprecated since 1.18 call SpecialPageFactory method directly
*/
static function getGroup( &$page ) {
* Formerly used to disable expensive or dangerous special pages. The
* preferred method is now to add a SpecialPage_initList hook.
* @deprecated since 1.18
+ *
+ * @param $name String the page to remove
*/
static function removePage( $name ) {
unset( SpecialPageFactory::getList()->$name );
* Get a special page with a given localised name, or NULL if there
* is no such special page.
*
+ * @param $alias String
* @return SpecialPage object or null if the page doesn't exist
* @deprecated since 1.18 call SpecialPageFactory method directly
*/
* @param $title Title object
* @param $context RequestContext
* @param $including Bool output is being captured for use in {{special:whatever}}
+ * @return Bool
* @deprecated since 1.18 call SpecialPageFactory method directly
*/
public static function executePath( &$title, RequestContext &$context, $including = false ) {
* Returns false if there was no such special page, or a title object if it was
* a redirect.
*
+ * @param $title Title
* @return String: HTML fragment
* @deprecated since 1.18 call SpecialPageFactory method directly
*/
/**
* Get a localised Title object for a specified special page name
*
+ * @param $name String
+ * @param $subpage String|Bool subpage string, or false to not use a subpage
* @return Title object
*/
public static function getTitleFor( $name, $subpage = false ) {
/**
* Get a localised Title object for a page name with a possibly unvalidated subpage
*
+ * @param $name String
+ * @param $subpage String|Bool subpage string, or false to not use a subpage
* @return Title object or null if the page doesn't exist
*/
public static function getSafeTitleFor( $name, $subpage = false ) {
/**
* Get a title for a given alias
*
+ * @param $alias String
* @return Title or null if there is no such alias
* @deprecated since 1.18 call SpecialPageFactory method directly
*/
*
* @param $name String: name of the special page, as seen in links and URLs
* @param $restriction String: user right required, e.g. "block" or "delete"
- * @param $listed Boolean: whether the page is listed in Special:Specialpages
- * @param $function Callback: function called by execute(). By default it is constructed from $name
+ * @param $listed Bool: whether the page is listed in Special:Specialpages
+ * @param $function Callback|Bool: function called by execute(). By default it is constructed from $name
* @param $file String: file which is included by execute(). It is also constructed from $name by default
- * @param $includable Boolean: whether the page can be included in normal pages
+ * @param $includable Bool: whether the page can be included in normal pages
*/
- public function __construct( $name = '', $restriction = '', $listed = true, $function = false, $file = 'default', $includable = false ) {
+ public function __construct(
+ $name = '', $restriction = '', $listed = true,
+ $function = false, $file = 'default', $includable = false
+ ) {
$this->init( $name, $restriction, $listed, $function, $file, $includable );
}
/**
* Do the real work for the constructor, mainly so __call() can intercept
* calls to SpecialPage()
- * @see __construct() for param docs
+ * @param $name String: name of the special page, as seen in links and URLs
+ * @param $restriction String: user right required, e.g. "block" or "delete"
+ * @param $listed Bool: whether the page is listed in Special:Specialpages
+ * @param $function Callback|Bool: function called by execute(). By default it is constructed from $name
+ * @param $file String: file which is included by execute(). It is also constructed from $name by default
+ * @param $includable Bool: whether the page can be included in normal pages
*/
private function init( $name, $restriction, $listed, $function, $file, $includable ) {
$this->mName = $name;
}
}
- function getName() { return $this->mName; }
- function getRestriction() { return $this->mRestriction; }
- function getFile() { return $this->mFile; }
- function isListed() { return $this->mListed; }
+ /**
+ * Get the name of this Special Page.
+ * @return String
+ */
+ function getName() {
+ return $this->mName;
+ }
- function name( $x = null ) { return wfSetVar( $this->mName, $x ); }
- function restrictions( $x = null) {
- # Use the one below this
- wfDeprecated( __METHOD__ );
- return wfSetVar( $this->mRestriction, $x );
+ /**
+ * Get the permission that a user must have to execute this page
+ * @return String
+ */
+ function getRestriction() {
+ return $this->mRestriction;
+ }
+
+ /**
+ * Get the file which will be included by SpecialPage::execute() if your extension is
+ * still stuck in the past and hasn't overridden the execute() method. No modern code
+ * should want or need to know this.
+ * @return String
+ * @deprecated since 1.18
+ */
+ function getFile() {
+ return $this->mFile;
}
+
+ // @todo FIXME: Decide which syntax to use for this, and stick to it
+ /**
+ * Whether this special page is listed in Special:SpecialPages
+ * @since r3583 (v1.3)
+ * @return Bool
+ */
+ function isListed() {
+ return $this->mListed;
+ }
+ /**
+ * Set whether this page is listed in Special:Specialpages, at run-time
+ * @since r3583 (v1.3)
+ * @param $listed Bool
+ * @return Bool
+ */
+ function setListed( $listed ) {
+ return wfSetVar( $this->mListed, $listed );
+ }
+ /**
+ * Get or set whether this special page is listed in Special:SpecialPages
+ * @since r11308 (v1.6)
+ * @param $x Bool
+ * @return Bool
+ */
+ function listed( $x = null) {
+ return wfSetVar( $this->mListed, $x );
+ }
+
+ /**
+ * Whether it's allowed to transclude the special page via {{Special:Foo/params}}
+ * @return Bool
+ */
+ public function isIncludable(){
+ return $this->mIncludable;
+ }
+
+ /**
+ * These mutators are very evil, as the relevant variables should not mutate. So
+ * don't use them.
+ * @param $x Mixed
+ * @return Mixed
+ * @deprecated since 1.18
+ */
+ function name( $x = null ) { return wfSetVar( $this->mName, $x ); }
function restriction( $x = null) { return wfSetVar( $this->mRestriction, $x ); }
- function listed( $x = null) { return wfSetVar( $this->mListed, $x ); }
function func( $x = null) { return wfSetVar( $this->mFunction, $x ); }
function file( $x = null) { return wfSetVar( $this->mFile, $x ); }
function includable( $x = null ) { return wfSetVar( $this->mIncludable, $x ); }
- function including( $x = null ) { return wfSetVar( $this->mIncluding, $x ); }
+
+ /**
+ * Whether the special page is being evaluated via transclusion
+ * @param $x Bool
+ * @return Bool
+ */
+ function including( $x = null ) {
+ return wfSetVar( $this->mIncluding, $x );
+ }
/**
* Get the localised name of the special page
* @param $user User: the user to check
* @return Boolean: does the user have permission to view the page?
*/
- public function userCanExecute( $user ) {
+ public function userCanExecute( User $user ) {
return $user->isAllowed( $this->mRestriction );
}
* Default execute method
* Checks user permissions, calls the function given in mFunction
*
- * This may be overridden by subclasses.
+ * This must be overridden by subclasses; it will be made abstract in a future version
+ *
+ * @param $par String subpage string, if one was specified
*/
function execute( $par ) {
$this->setHeaders();
$msg = $summaryMessageKey;
}
if ( !wfMessage( $msg )->isBlank() and ! $this->including() ) {
- $this->getOutput()->wrapWikiMsg( "<div class='mw-specialpage-summary'>\n$1\n</div>", $msg );
+ $this->getOutput()->wrapWikiMsg(
+ "<div class='mw-specialpage-summary'>\n$1\n</div>", $msg );
}
}
/**
* Get a self-referential title object
*
+ * @param $subpage String|Bool
* @return Title object
*/
function getTitle( $subpage = false ) {
return self::getTitleFor( $this->mName, $subpage );
}
- /**
- * Set whether this page is listed in Special:Specialpages, at run-time
- *
- * @return Bool
- */
- function setListed( $listed ) {
- return wfSetVar( $this->mListed, $listed );
- }
-
- /**
- * If the special page is a redirect, then get the Title object it redirects to.
- * False otherwise.
- *
- * @return Title|false
- */
- function getRedirect( $subpage ) {
- return false;
- }
-
- /**
- * Return part of the request string for a special redirect page
- * This allows passing, e.g. action=history to Special:Mypage, etc.
- *
- * @return String
- */
- function getRedirectQuery() {
- $params = array();
-
- foreach( $this->mAllowedRedirectParams as $arg ) {
- if( $this->getContext()->request->getVal( $arg, null ) !== null ){
- $params[$arg] = $this->getContext()->request->getVal( $arg );
- }
- }
-
- foreach( $this->mAddedRedirectParams as $arg => $val ) {
- $params[$arg] = $val;
- }
-
- return count( $params )
- ? $params
- : false;
- }
-
/**
* Sets the context this SpecialPage is executed in
- *
+ *
* @param $context RequestContext
* @since 1.18
*/
/**
* Gets the context this SpecialPage is executed in
- *
+ *
* @return RequestContext
* @since 1.18
*/
}
/**
- * Shortcut to get the skin being used for this instance
+ * Shortcut to get the User executing this instance
*
* @return User
* @since 1.18
return $this->getContext()->getSkin();
}
+ /**
+ * Shortcut to get user's language
+ *
+ * @return Language
+ * @since 1.18
+ */
+ public function getLang() {
+ return $this->getContext()->getLang();
+ }
+
/**
* Return the full title, including $par
*
}
/**
- * Wrapper around wfMessage that sets the current context. Currently this
- * is only the title.
- *
+ * Wrapper around wfMessage that sets the current context.
+ *
+ * @return Message
* @see wfMessage
*/
public function msg( /* $args */ ) {
- return call_user_func_array( 'wfMessage', func_get_args() )->title( $this->getFullTitle() );
+ return call_user_func_array( array( $this->getContext(), 'msg' ), func_get_args() );
+ }
+
+ /**
+ * Adds RSS/atom links
+ *
+ * @param $params array
+ */
+ protected function addFeedLinks( $params ) {
+ global $wgFeedClasses, $wgOut;
+
+ $feedTemplate = wfScript( 'api' ) . '?';
+
+ foreach( $wgFeedClasses as $format => $class ) {
+ $theseParams = $params + array( 'feedformat' => $format );
+ $url = $feedTemplate . wfArrayToCGI( $theseParams );
+ $wgOut->addFeedLink( $format, $url );
+ }
+ }
+}
+
+/**
+ * Special page which uses an HTMLForm to handle processing. This is mostly a
+ * clone of FormAction. More special pages should be built this way; maybe this could be
+ * a new structure for SpecialPages
+ */
+abstract class FormSpecialPage extends SpecialPage {
+
+ /**
+ * Get an HTMLForm descriptor array
+ * @return Array
+ */
+ protected abstract function getFormFields();
+
+ /**
+ * Add pre- or post-text to the form
+ * @return String HTML which will be sent to $form->addPreText()
+ */
+ protected function preText() { return ''; }
+ protected function postText() { return ''; }
+
+ /**
+ * Play with the HTMLForm if you need to more substantially
+ * @param $form HTMLForm
+ */
+ protected function alterForm( HTMLForm $form ) {}
+
+ /**
+ * Get the HTMLForm to control behaviour
+ * @return HTMLForm|null
+ */
+ protected function getForm() {
+ $this->fields = $this->getFormFields();
+
+ $form = new HTMLForm( $this->fields, $this->getContext() );
+ $form->setSubmitCallback( array( $this, 'onSubmit' ) );
+ $form->setWrapperLegend( wfMessage( strtolower( $this->getName() ) . '-legend' ) );
+ $form->addHeaderText(
+ wfMessage( strtolower( $this->getName() ) . '-text' )->parseAsBlock() );
+
+ // Retain query parameters (uselang etc)
+ $params = array_diff_key(
+ $this->getRequest()->getQueryValues(), array( 'title' => null ) );
+ $form->addHiddenField( 'redirectparams', wfArrayToCGI( $params ) );
+
+ $form->addPreText( $this->preText() );
+ $form->addPostText( $this->postText() );
+ $this->alterForm( $form );
+
+ // Give hooks a chance to alter the form, adding extra fields or text etc
+ wfRunHooks( "Special{$this->getName()}BeforeFormDisplay", array( &$form ) );
+
+ return $form;
+ }
+
+ /**
+ * Process the form on POST submission.
+ * @param $data Array
+ * @return Bool|Array true for success, false for didn't-try, array of errors on failure
+ */
+ public abstract function onSubmit( array $data );
+
+ /**
+ * Do something exciting on successful processing of the form, most likely to show a
+ * confirmation message
+ */
+ public abstract function onSuccess();
+
+ /**
+ * Basic SpecialPage workflow: get a form, send it to the user; get some data back,
+ *
+ * @param $par String Subpage string if one was specified
+ */
+ public function execute( $par ) {
+ $this->setParameter( $par );
+ $this->setHeaders();
+
+ // This will throw exceptions if there's a problem
+ $this->userCanExecute( $this->getUser() );
+
+ $form = $this->getForm();
+ if ( $form->show() ) {
+ $this->onSuccess();
+ }
+ }
+
+ /**
+ * Maybe do something interesting with the subpage parameter
+ * @param $par String
+ */
+ protected function setParameter( $par ){}
+
+ /**
+ * Checks if the given user (identified by an object) can perform this action. Can be
+ * overridden by sub-classes with more complicated permissions schemes. Failures here
+ * must throw subclasses of ErrorPageError
+ *
+ * @param $user User: the user to check, or null to use the context user
+ * @return Bool true
+ * @throws ErrorPageError
+ */
+ public function userCanExecute( User $user ) {
+ if ( $this->requiresWrite() && wfReadOnly() ) {
+ throw new ReadOnlyError();
+ }
+
+ if ( $this->getRestriction() !== null && !$user->isAllowed( $this->getRestriction() ) ) {
+ throw new PermissionsError( $this->getRestriction() );
+ }
+
+ if ( $this->requiresUnblock() && $user->isBlocked() ) {
+ $block = $user->mBlock;
+ throw new UserBlockedError( $block );
+ }
+
+ return true;
+ }
+
+ /**
+ * Whether this action requires the wiki not to be locked
+ * @return Bool
+ */
+ public function requiresWrite() {
+ return true;
+ }
+
+ /**
+ * Whether this action cannot be executed by a blocked user
+ * @return Bool
+ */
+ public function requiresUnblock() {
+ return true;
}
}
* Shortcut to construct a special page which is unlisted by default
* @ingroup SpecialPage
*/
-class UnlistedSpecialPage extends SpecialPage
-{
+class UnlistedSpecialPage extends SpecialPage {
function __construct( $name, $restriction = '', $function = false, $file = 'default' ) {
parent::__construct( $name, $restriction, false, $function, $file );
}
+
+ public function isListed(){
+ return false;
+ }
}
/**
* Shortcut to construct an includable special page
* @ingroup SpecialPage
*/
-class IncludableSpecialPage extends SpecialPage
-{
- function __construct( $name, $restriction = '', $listed = true, $function = false, $file = 'default' ) {
+class IncludableSpecialPage extends SpecialPage {
+ function __construct(
+ $name, $restriction = '', $listed = true, $function = false, $file = 'default'
+ ) {
parent::__construct( $name, $restriction, $listed, $function, $file, true );
}
+
+ public function isIncludable(){
+ return true;
+ }
}
/**
* Shortcut to construct a special page alias.
* @ingroup SpecialPage
*/
-abstract class SpecialRedirectToSpecial extends UnlistedSpecialPage {
+abstract class RedirectSpecialPage extends UnlistedSpecialPage {
+
+ // Query parameters that can be passed through redirects
+ protected $mAllowedRedirectParams = array();
+
+ // Query parameteres added by redirects
+ protected $mAddedRedirectParams = array();
+
+ public function execute( $par ){
+ $redirect = $this->getRedirect( $par );
+ $query = $this->getRedirectQuery();
+ // Redirect to a page title with possible query parameters
+ if ( $redirect instanceof Title ) {
+ $url = $redirect->getFullUrl( $query );
+ $this->getOutput()->redirect( $url );
+ wfProfileOut( __METHOD__ );
+ return $redirect;
+ // Redirect to index.php with query parameters
+ } elseif ( $redirect === true ) {
+ global $wgScript;
+ $url = $wgScript . '?' . wfArrayToCGI( $query );
+ $this->getOutput()->redirect( $url );
+ wfProfileOut( __METHOD__ );
+ return $redirect;
+ } else {
+ $class = __CLASS__;
+ throw new MWException( "RedirectSpecialPage $class doesn't redirect!" );
+ }
+ }
+
+ /**
+ * If the special page is a redirect, then get the Title object it redirects to.
+ * False otherwise.
+ *
+ * @param $par String Subpage string
+ * @return Title|false
+ */
+ abstract public function getRedirect( $par );
+
+ /**
+ * Return part of the request string for a special redirect page
+ * This allows passing, e.g. action=history to Special:Mypage, etc.
+ *
+ * @return String
+ */
+ public function getRedirectQuery() {
+ $params = array();
+
+ foreach( $this->mAllowedRedirectParams as $arg ) {
+ if( $this->getRequest()->getVal( $arg, null ) !== null ){
+ $params[$arg] = $this->getRequest()->getVal( $arg );
+ }
+ }
+
+ foreach( $this->mAddedRedirectParams as $arg => $val ) {
+ $params[$arg] = $val;
+ }
+
+ return count( $params )
+ ? $params
+ : false;
+ }
+}
+
+abstract class SpecialRedirectToSpecial extends RedirectSpecialPage {
var $redirName, $redirSubpage;
- function __construct( $name, $redirName, $redirSubpage = false, $allowedRedirectParams = array(), $addedRedirectParams = array() ) {
+ function __construct(
+ $name, $redirName, $redirSubpage = false,
+ $allowedRedirectParams = array(), $addedRedirectParams = array()
+ ) {
parent::__construct( $name );
$this->redirName = $redirName;
$this->redirSubpage = $redirSubpage;
$this->mAddedRedirectParams = $addedRedirectParams;
}
- function getRedirect( $subpage ) {
+ public function getRedirect( $subpage ) {
if ( $this->redirSubpage === false ) {
return SpecialPage::getTitleFor( $this->redirName, $subpage );
} else {
/**
* CreateAccount --> UserLogin/signup
- * FIXME: this (and the rest of the login frontend) needs to die a horrible painful death
+ * @todo FIXME: This (and the rest of the login frontend) needs to die a horrible painful death
*/
class SpecialCreateAccount extends SpecialRedirectToSpecial {
function __construct(){
* Shortcut to construct a special page pointing to current user user's page.
* @ingroup SpecialPage
*/
-class SpecialMypage extends UnlistedSpecialPage {
+class SpecialMypage extends RedirectSpecialPage {
function __construct() {
parent::__construct( 'Mypage' );
$this->mAllowedRedirectParams = array( 'action' , 'preload' , 'editintro',
}
function getRedirect( $subpage ) {
- global $wgUser;
if ( strval( $subpage ) !== '' ) {
- return Title::makeTitle( NS_USER, $wgUser->getName() . '/' . $subpage );
+ return Title::makeTitle( NS_USER, $this->getUser()->getName() . '/' . $subpage );
} else {
- return Title::makeTitle( NS_USER, $wgUser->getName() );
+ return Title::makeTitle( NS_USER, $this->getUser()->getName() );
}
}
}
* Shortcut to construct a special page pointing to current user talk page.
* @ingroup SpecialPage
*/
-class SpecialMytalk extends UnlistedSpecialPage {
+class SpecialMytalk extends RedirectSpecialPage {
function __construct() {
parent::__construct( 'Mytalk' );
$this->mAllowedRedirectParams = array( 'action' , 'preload' , 'editintro',
}
function getRedirect( $subpage ) {
- global $wgUser;
if ( strval( $subpage ) !== '' ) {
- return Title::makeTitle( NS_USER_TALK, $wgUser->getName() . '/' . $subpage );
+ return Title::makeTitle( NS_USER_TALK, $this->getUser()->getName() . '/' . $subpage );
} else {
- return Title::makeTitle( NS_USER_TALK, $wgUser->getName() );
+ return Title::makeTitle( NS_USER_TALK, $this->getUser()->getName() );
}
}
}
* Shortcut to construct a special page pointing to current user contributions.
* @ingroup SpecialPage
*/
-class SpecialMycontributions extends UnlistedSpecialPage {
+class SpecialMycontributions extends RedirectSpecialPage {
function __construct() {
parent::__construct( 'Mycontributions' );
$this->mAllowedRedirectParams = array( 'limit', 'namespace', 'tagfilter',
}
function getRedirect( $subpage ) {
- global $wgUser;
- return SpecialPageFactory::getTitleFor( 'Contributions', $wgUser->getName() );
+ return SpecialPage::getTitleFor( 'Contributions', $this->getUser()->getName() );
}
}
/**
* Redirect to Special:Listfiles?user=$wgUser
*/
-class SpecialMyuploads extends UnlistedSpecialPage {
+class SpecialMyuploads extends RedirectSpecialPage {
function __construct() {
parent::__construct( 'Myuploads' );
$this->mAllowedRedirectParams = array( 'limit' );
}
function getRedirect( $subpage ) {
- global $wgUser;
- return SpecialPageFactory::getTitleFor( 'Listfiles', $wgUser->getName() );
+ return SpecialPage::getTitleFor( 'Listfiles', $this->getUser()->getName() );
}
}
/**
* Redirect from Special:PermanentLink/### to index.php?oldid=###
*/
-class SpecialPermanentLink extends UnlistedSpecialPage {
+class SpecialPermanentLink extends RedirectSpecialPage {
function __construct() {
parent::__construct( 'PermanentLink' );
$this->mAllowedRedirectParams = array();